diff --git a/libavformat/riff.c b/libavformat/riff.c
index ca8d7da6bdb253a39f51605bf8de9efa5296fae9..fcc91379276e2d6f8f8d24020bee86909f79c277 100644
--- a/libavformat/riff.c
+++ b/libavformat/riff.c
@@ -139,6 +139,7 @@ const AVCodecTag ff_codec_bmp_tags[] = {
     { CODEC_ID_MJPEG,        MKTAG('A', 'V', 'I', '1') },
     { CODEC_ID_MJPEG,        MKTAG('A', 'V', 'I', '2') },
     { CODEC_ID_MJPEG,        MKTAG('M', 'T', 'S', 'J') },
+    { CODEC_ID_MJPEG,        MKTAG('Z', 'J', 'P', 'G') }, /* Paradigm Matrix M-JPEG Codec */
     { CODEC_ID_HUFFYUV,      MKTAG('H', 'F', 'Y', 'U') },
     { CODEC_ID_FFVHUFF,      MKTAG('F', 'F', 'V', 'H') },
     { CODEC_ID_CYUV,         MKTAG('C', 'Y', 'U', 'V') },